Melodichthys Nielsen [J. G.] & Cohen [D. M.] 1986:381 Masc. Melodichthys hadrocephalus Nielsen & Cohen 1986. Type by original designation. •Valid as Melodichthys Nielsen & Cohen 1986 -- (Nielsen & Cohen in Nielsen et al. 1999:116, 124 [ref. 24448], Nielsen et al. 2004:40 [ref. 27738], Carnevale & Johnson 2015:779 [ref. 34391], Møller et al. 2016:Appendix A [ref. 34432] in Bythitidae). Current status: Valid as Melodichthys Nielsen & Cohen 1986. Bythitidae.